Spring, C. B.; Pielert, J. H.; Leigh, S.; Heckert, N. A.
view article (9.9981365)
Graphical Analysis of the CCRL Portland Cement Proficiency Sample Database (Samples 1-72).
National Institute of Standards and Technology, Gaithersburg, MD
NISTIR 5387,
March 1994,
123 p.
Pielert, J. H.; Spring, C. B.
view article (9.993612)
Proceedings of the Conference on Accreditation of Construction Materials Testing Laboratories Held at Gaithersburg, Maryland on May 14-15, 1986.
National Bureau of Standards, Gaithersburg, MD
American Society for Testing and Materials, Philadelphia, PA; American Association of State Highway and Transportation Officials, Washington, DC; American Concrete Institute, Detroit, MI,
NBS SP 736,
November 1987,
Knab, L. I.; Spring, C. B.
view article (9.992496)
Evaluation of Test Methods for Measuring the Bond Strength of Portland-Cement Based Repair Materials to Concrete.
National Bureau of Standards, Gaithersburg, MD
Army Corps of Engineers, Washington, DC; Naval Facilities Engineers Command, Alexandria, VA; Air Force Engineering and Services Center, Tyndall AFB, FL,
NBSIR 88-3746,
April 1988,
47 p.